[po] auto sync bot

zhsj · zhsj · commit 404d48f25a56 · 2018-09-26T16:40:02.000+08:00
diff --git a/library/itertools.po b/library/itertools.po
@@ -725,12 +725,14 @@ msgid ""
 ":func:`map` for invariant parameters to the called function.  Also used with"
 " :func:`zip` to create an invariant part of a tuple record."
 msgstr ""
+"创建一个迭代器，不断重复 *object* 。除非设定参数 *times* ，否则将无限重复。可用于 :func:`map` "
+"函数中的参数，被调用函数可得到一个不变参数。也可用于 :func:`zip` 的参数以在元组记录中创建一个不变的部分。"
 
 #: ../../library/itertools.rst:568
 msgid ""
 "A common use for *repeat* is to supply a stream of constant values to *map* "
 "or *zip*::"
-msgstr ""
+msgstr "*repeat* 最常见的用途就是在 *map* 或 *zip* 提供一个常量流："
 
 #: ../../library/itertools.rst:576
 msgid ""
@@ -741,23 +743,27 @@ msgid ""
 " the distinction between ``function(a,b)`` and ``function(*c)``. Roughly "
 "equivalent to::"
 msgstr ""
+"创建一个迭代器，从可迭代对象中获取元素作为函数参数从而得到结果。当参数已经从一个可迭代对象压缩到元组，使用它来代替 :func:`map`（数据已经被 "
+"\"pre-zipped\"）。它们之间的区别类似于 ``function(a,b)`` 和 ``funcation(*c)`` 。大致相当于："
 
 #: ../../library/itertools.rst:590
 msgid ""
 "Make an iterator that returns elements from the iterable as long as the "
 "predicate is true.  Roughly equivalent to::"
-msgstr ""
+msgstr "创建一个迭代器，从可迭代对象中返回元素，只要 *predicate* 为true。大致相当于："
 
 #: ../../library/itertools.rst:604
 msgid "Return *n* independent iterators from a single iterable."
-msgstr ""
+msgstr "从一个可迭代对象中返回 *n* 个独立的迭代器。"
 
 #: ../../library/itertools.rst:606
 msgid ""
 "The following Python code helps explain what *tee* does (although the actual"
 " implementation is more complex and uses only a single underlying "
 ":abbr:`FIFO (first-in, first-out)` queue)."
 msgstr ""
+"下面的Python代码能帮助解释 *tee* 做了什么（尽管实际的实现更复杂，而且仅使用了一个底层的 :abbr:`FIFO (first in, "
+"first-out)` 队列）。"
 
 #: ../../library/itertools.rst:627
 msgid ""
